HP ProBook 440 G2 Notebook PC - Manual (Page 69)

4. Tighten the service door screw (4) to secure both service doors.
NOTE: Your computer may look slightly different from the illustration in this section.
5. Insert the battery (see Inserting or removing the battery on page 48 ).
Replacing or upgrading the hard drive
CAUTION: To prevent information loss or an unresponsive system:
Shut down the computer before removing the hard drive from the hard drive bay. Do not remove the
hard drive while the computer is on, in the Sleep state, or in Hibernation.
If you are not sure whether the computer is off, turn the computer on by pressing the power button.
Then shut down the computer through the operating system.
Removing the hard drive
NOTE: Your computer may look slightly different from the illustration in this section.
To remove a hard drive:
1. Save your work and shut down the computer.
2. Disconnect AC power and external devices connected to the computer.
3. Turn the computer upside down on a flat surface.
4. Remove the battery (see Inserting or removing the battery on page 48 ).
Using hard drives 59